Free Library "All Free Ebooks"

Ebooks by Authors: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 

Sellers, William Edward (1824 - 1905)

There are books for download by Sellers, William Edward on this page. Also you can read a biography of Sellers, William Edward.

William Sellers (September 19, 1824 – January 24, 1905) was a mechanical engineer, manufacturer, and inventor who filed more than 90 patents, most notably the design for the United States standard screw thread. As president of the Franklin Institute in Philadelphia, Pennsylvania, Sellers proposed the adoption of a system of screw threads which was easier for ordinary mechanics and machinists to cut than a similar design by Joseph Whitworth. For many years, he led the machine tool firm of William Sellers & Co., which was very influential in its field during the latter half of the 19th century....

If you want to know more about Sellers, William Edward Read more at

You can download more than 33 000 books on our site!